Drill bit head



FIG. 1 is a top plan view of the drill bit head.

FIG. 2 is a side plan view of the drill bit head

FIG. 3 is a side plan view of the drill bit head.

FIG. 4 is a bottom plan view of the drill bit head.

FIG. 5 is an upright perspective view of the drill bit head.

FIG. 6 is an upright perspective view of the drill bit head.

FIG. 7 is a top plan view of a second embodiment of the drill bit head depicted in FIGS. 7 to 12.

FIG. 8 is a side plan view of the drill bit head

FIG. 9 is a side plan view of the drill bit head.

FIG. 10 is a bottom plan view of the drill bit head.

FIG. 11 is an upright perspective view of the drill bit head; and,

FIG. 12 is an upright perspective view of the drill bit head.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a drill bit head, as shown and described. 